Word parts change

straight + -en

Pronunciation change

Verb change

Plain form
straighten

Third-person singular
straightens

Past tense
straightened

Past participle
straightened

Present participle
straightening

  1. (transitive & intransitive) If you straighten a place up, you put everything in the right place.
    Can you straighten up in here, and make your bed?
  2. (transitive & intransitive) If you straighten something, you make it straighter, less curved or irregular.
    He took a deep breath and straightened up before walking in.
    After going through the mountains, the road straightened out.
    She usually straightened her hair in the mornings.

Related words change